Finding the Fourth Proportional to 116,702, 161,048.76 and 63,710

Step by Step Solution

1. Step 1: Write the proportion equation
   116,702 : 161,048.76 = 63,710 : x
2. Step 2: Convert to fraction form
   116,702/161,048.76 = 63,710/x
3. Step 3: Cross multiply
   116,702x = 161,048.76 × 63,710
4. Step 4: Simplify right side
   116,702x = 10,260,416,499.60
5. Step 5: Solve for x
   x = 10,260,416,499.60/116,702
6. Step 6: Final answer
   x = 87,919.80